A secondment (sometimes referred to as a “job rotation”) is a chance to temporarily work on a different team within your organization, or in some cases, for a different organization entirely. Think of secondments as the on-the-job equivalent of exchange student programs.

What does it mean for someone to be seconded?

: the detachment of a person (such as a military officer) from his or her regular organization for temporary assignment elsewhere.

What does it mean to be a seconded employee?

In a secondment, the seconding company is providing an employee instead of providing a service. ... In terms of the performance of day-to-day duties, the seconded employee is often indistinguishable from the host company's own employees.